const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()

  return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':')
}

const formatNumber = n => {
  n = n.toString()
  return n[1] ? n : '0' + n
}


/** 
 * 时间戳转化为年 月 日 时 分 秒 
 * number: 传入时间戳 
 * format：返回格式，支持自定义，但参数必须与formateArr里保持一致 
*/
function customFormatTime(number, format) {

        var formateArr = ['Y', 'M', 'D', 'h', 'm', 's'];
        var returnArr = [];

        var date = new Date(number * 1000);
        returnArr.push(date.getFullYear());
        returnArr.push(formatNumber(date.getMonth() + 1));
        returnArr.push(formatNumber(date.getDate()));

        returnArr.push(formatNumber(date.getHours()));
        returnArr.push(formatNumber(date.getMinutes()));
        returnArr.push(formatNumber(date.getSeconds()));

        for (var i in returnArr) {
                format = format.replace(formateArr[i], returnArr[i]);
        }
        return format;
}

module.exports = {
  formatTime: formatTime,
  customFormatTime: customFormatTime
}
